Issued Patents 2011
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8045900 | Developing device, process cartridge, and image forming apparatus that house a developing agent for forming an image | Tatsuya Kubo, Susumu Tateyama | 2011-10-25 |
| 8045893 | Developing device and image forming apparatus including inclined transport screw | Masayoshi Nakayama, Susumu Takeyama, Tatsuya Kubo | 2011-10-25 |
| 8041269 | Development apparatus having two developer bearers and two development chambers | Tatsuya Kubo, Takashi Suzuki, Susumu Tateyama, Tsutomu Nakagawa, Masayoshi Nakayama | 2011-10-18 |
| 8027623 | Developing device, process cartridge, and image forming apparatus having a discharge port facing a section of a transport member without a screw part | Kentarou Nodera, Susumu Tateyama, Tatsuya Kubo | 2011-09-27 |
| 8014706 | Developing device, process cartridge, and image forming apparatus | Masayoshi Nakayama, Susumu Tateyama, Tatsuya Kubo | 2011-09-06 |
| 8010020 | Developing device and image forming apparatus equipped with the same | Emi Kita, Koichi Kato, Kiyonori Tsuda, Yuki Oshikawa, Susumu Tateyama | 2011-08-30 |
| 7904001 | Developing unit, process cartridge, and image forming apparatus having a plurality of conveyor members, a supply part, and a discharge part | Susumu Tateyama, Masayoshi Nakayama, Tatsuya Kubo | 2011-03-08 |